Do you want to compare KillGrave with Mad Thinker? Discover the powers, weakness & weapons of KillGrave and Mad Thinker from KillGrave Biography and Mad Thinker Biography. Find out all about KillGrave and Mad Thinker.# Check out how is KillGrave unique and distinct from Mad Thinker. Discover their love interest, sidekicks, family tree and the movies and games list in which KillGrave and Mad Thinker have appeared. Find out everything about them here!